What is 3 divided by square root of 15? (3/√15)

3 divided by square root of 15

Here we will show you how to calculate 3 divided by the square root of 15. In fact, we will show you two different ways of calculating 3 divided by √15. We start by displaying the problem we are solving in mathematical terms, as follows:

3 ÷ √15 =

		3
		√15

Method 1
To solve the problem 3 divided by the square root of 15 using this method, we first find the square root of 15, and then we divide 3 by the answer to the square root of 15.

		3
		√15

≈

		3
		3.8729833

		3
		3.8729833

≈ 0.7745967

Method 2
With this alternate method, we first move the radical from the denominator to the numerator by multiplying the numerator and denominator by √15 like this.

		3 × √15
		√15 × √15

≈

		11.6189500
		15

Then we divide the numerator by the denominator to once again get the answer to 3 divided by the square root of 15.

		11.6189500
		15

≈ 0.7745967

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